Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 2002-2003 Gmc Envoy Xl . This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. Please be sure to test all of your wires with a digital multimeter before making any connections. More information on using a multimeter and testing wires please see our Technical Support Area.

PART

COLOR

LOCATION

12 VOLT
CONSTANT

RED (+)

@ IGNITION SWITCH HARNESS

STARTER

YELLOW (+)

@ IGNITION SWITCH HARNESS

STARTER
2

N/A

IGNITION
1

PINK (+)

@ IGNITION SWITCH HARNESS

IGNITION
2

WHITE (+), See NOTE #3

@ IGNITION SWITCH HARNESS

IGNITION
3

N/A

ACCESSORY/HEATER
BLOWER 1

ORANGE (+)

@ IGNITION SWITCH HARNESS

ACCESSORY/HEATER
BLOWER 2

N/A

KEYSENSE

LIGHT GREEN (-)

@ IGNITION SWITCH HARNESS

PARKING
LIGHTS ( - )

GRAY/BLACK (-)

@ HEADLIGHT SWITCH

PARKING
LIGHTS ( + )

BROWN (+)

IN DRIVERS KICK PANEL

POWER LOCK

See NOTE #1

POWER UNLOCK

See NOTE #1

DOOR TRIGGER

GRAY/BLACK (+)

@ UNDERDASH LIGHT

DOMELIGHT
SUPERVISION

TURNS ON WITH DISARM

TRUNK RELEASE

N/A

SLIDING
POWER DOOR

N/A

HORN

BLACK or BLACK/YELLOW (-)

@ STEERING COLUMN HARNESS

TACH

WHITE (AC)

@ PCM, BLUE Plug Pin 49, See NOTE #2

WAIT TO
START LIGHT

N/A

BRAKE

WHITE (+)

@ SWITCH ABOVE BRAKE PEDAL

FACTORY
ALARM DISARM

LIGHT GREEN (-)

@ DRIVER DOOR MODULE in DRIVERS DOOR.

ANTI-THEFT

YELLOW (+), ORANGE/BLACK (-) and RED/WHITE (Not used)

GM's PASSLOCK 2 System, these wires exit the Ignition Switch Tumbler together and are in the Main Ignition Switch Harness in the Column.

EXTRA
INFORMATION

NOTE #1: This vehicle will Requires a Anti-Theft Bypass Module Part GMDL-BP to connect the
Door Locks and Bypass the PASSLOCK 2 System. If not connecting up the Door locks
use the 791 Bypass module.
NOTE #2: The PCM (Power Control Module) is located on the DRIVERS SIDE of the ENGINE.
NOTE #3: IMPORTANT !!!!! this wire MUST BE CONNECTED as IGNITION #2 for
REMOTE STARTING!!!!!!